A General Hypothesis for the Mechanism of the Wittig Reaction
- 1 February 1989
- journal article
- mechanisms of-ring-reactions
- Published by Taylor & Francis in Phosphorus, Sulfur, and Silicon and the Related Elements
- Vol. 41 (3-4) , 393-398
- https://doi.org/10.1080/10426508908039729
Abstract
Arguments are presented that an ionic mechanism is operative in the Wittig reaction when a metal ion is a part of the transition state leading to oxaphosphetane formation but that formation of a spin paired diradical precedes oxaphosphetane formation in other cases.Keywords
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